<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class="icon"
        v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img class="icon-img-content" :src='item.imgUrl' alt="" />
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>
<script>
export default {
  name: "HomeIcons",
  props:{
  List:Array
  },
  data(){
    return{
      swiperOption:{
      autoplay:false
    }
    }
  },
  computed:{
    pages(){
      const pages=[]
      this.List.forEach((item,index)=>{
        const page =Math.floor(index/8)
        if(!pages[page]){
          pages[page]=[]
        }
         pages[page].push(item)
      })
      return pages
    }
  }
};
</script>
<style lang="stylus" scoped>
@import '~styles/mixins.styl';
.icons >>> .swiper-container {
  height: 0;
  padding-bottom: 50%;
}

.icons {
  margin-top: .0.1rem;

  .icon {
    position: relative;
    overflow: hidden;
    float: left;
    width: 25%;
    height: 0;
    padding-bottom: 25%;

    .icon-img {
      position: absolute;
      top: 0;
      left: 0;
      right: 0; 
      bottom: 0.44rem;
      box-sizing: border-box;
      padding: 0.1rem;

      .icon-img-content {
        display: block;
        margin: 0 auto;
        height: 100%;
      }
    }

    .icon-desc {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 0.44rem;
      line-height: 0.44rem;
      text-align: center;
      color: #333;
    ellipsis()
    }
  }
}
</style>